90370280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:140

約数の個数: 256

約数和(自身を含む): 284981760

約数和(自身を除く): 194611480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 37, 40, 44, 52, 55, 56, 61, 65, 70, 74, 77, 88, 91, 104, 110, 122, 130, 140, 143, 148, 154, 182, 185, 220, 244, 259, 260, 280, 286, 296, 305, 308, 364, 370, 385, 407, 427, 440, 455, 481, 488, 518, 520, 572, 610, 616, 671, 715, 728, 740, 770, 793, 814, 854, 910, 962, 1001, 1036, 1144, 1220, 1295, 1342, 1430, 1480, 1540, 1586, 1628, 1708, 1820, 1924, 2002, 2035, 2072, 2135, 2257, 2405, 2440, 2590, 2684, 2849, 2860, 3080, 3172, 3256, 3355, 3367, 3416, 3640, 3848, 3965, 4004, 4070, 4270, 4514, 4697, 4810, 5005, 5180, 5291, 5368, 5551, 5698, 5720, 6344, 6710, 6734, 7930, 8008, 8140, 8540, 8723, 9028, 9394, 9620, 10010, 10360, 10582, 11102, 11285, 11396, 13420, 13468, 14245, 15799, 15860, 16280, 16835, 17080, 17446, 18056, 18788, 19240, 20020, 21164, 22204, 22570, 22792, 23485, 24827, 26455, 26840, 26936, 27755, 28490, 29341, 31598, 31720, 33670, 34892, 37037, 37576, 40040, 42328, 43615, 44408, 45140, 46970, 49654, 52910, 55510, 56980, 58682, 61061, 63196, 67340, 69784, 74074, 78995, 87230, 90280, 93940, 99308, 105820, 111020, 113960, 117364, 122122, 124135, 126392, 134680, 146705, 148148, 157990, 173789, 174460, 185185, 187880, 198616, 205387, 211640, 222040, 234728, 244244, 248270, 293410, 296296, 305305, 315980, 322751, 347578, 348920, 370370, 410774, 488488, 496540, 586820, 610610, 631960, 645502, 695156, 740740, 821548, 868945, 993080, 1026935, 1173640, 1221220, 1291004, 1390312, 1481480, 1613755, 1643096, 1737890, 2053870, 2259257, 2442440, 2582008, 3227510, 3475780, 4107740, 4518514, 6455020, 6951560, 8215480, 9037028, 11296285, 12910040, 18074056, 22592570, 45185140, 90370280]

約数ペア:

[(1, 90370280), (2, 45185140), (4, 22592570), (5, 18074056), (7, 12910040), (8, 11296285), (10, 9037028), (11, 8215480), (13, 6951560), (14, 6455020), (20, 4518514), (22, 4107740), (26, 3475780), (28, 3227510), (35, 2582008), (37, 2442440), (40, 2259257), (44, 2053870), (52, 1737890), (55, 1643096), (56, 1613755), (61, 1481480), (65, 1390312), (70, 1291004), (74, 1221220), (77, 1173640), (88, 1026935), (91, 993080), (104, 868945), (110, 821548), (122, 740740), (130, 695156), (140, 645502), (143, 631960), (148, 610610), (154, 586820), (182, 496540), (185, 488488), (220, 410774), (244, 370370), (259, 348920), (260, 347578), (280, 322751), (286, 315980), (296, 305305), (305, 296296), (308, 293410), (364, 248270), (370, 244244), (385, 234728), (407, 222040), (427, 211640), (440, 205387), (455, 198616), (481, 187880), (488, 185185), (518, 174460), (520, 173789), (572, 157990), (610, 148148), (616, 146705), (671, 134680), (715, 126392), (728, 124135), (740, 122122), (770, 117364), (793, 113960), (814, 111020), (854, 105820), (910, 99308), (962, 93940), (1001, 90280), (1036, 87230), (1144, 78995), (1220, 74074), (1295, 69784), (1342, 67340), (1430, 63196), (1480, 61061), (1540, 58682), (1586, 56980), (1628, 55510), (1708, 52910), (1820, 49654), (1924, 46970), (2002, 45140), (2035, 44408), (2072, 43615), (2135, 42328), (2257, 40040), (2405, 37576), (2440, 37037), (2590, 34892), (2684, 33670), (2849, 31720), (2860, 31598), (3080, 29341), (3172, 28490), (3256, 27755), (3355, 26936), (3367, 26840), (3416, 26455), (3640, 24827), (3848, 23485), (3965, 22792), (4004, 22570), (4070, 22204), (4270, 21164), (4514, 20020), (4697, 19240), (4810, 18788), (5005, 18056), (5180, 17446), (5291, 17080), (5368, 16835), (5551, 16280), (5698, 15860), (5720, 15799), (6344, 14245), (6710, 13468), (6734, 13420), (7930, 11396), (8008, 11285), (8140, 11102), (8540, 10582), (8723, 10360), (9028, 10010), (9394, 9620)]